Yeah but you need to provide proof of ID and the like if you book a flight; identity fraud / theft is a big deal, especially when it comes to planes, especially post 9/11. That's Homeland Security / FBI levels of shit the perpetrator would be in. And for the airline, it's just some financial impact.
Re: check-in times, that's easily solved with some legislation.
Re: check-in times, that's easily solved with some legislation.